Made changes suggested by @NinaS

Moved sponsors to about page.
Removed sponsor-a-child code, "sponsor_us" view included, but empty at
the moment, (Will branch and add, because payfast doesn't work yet)
Moved apps in main/ to utils/ .
Removed unused CSS.
Changed /media to /static . (Didn't use git mv, my bad)
Put requirements.txt in alphabetical order.
Changed formatting and indentation in html templates.